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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Campbell, CA ranks #97 worldwide for total patents filed in 2018, with 1,118 patents from 435 inventors. Leading employers of inventors based in Campbell, CA include Apple, Pdf Solutions, Meta. That works out to 25.4 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 435 inventors

Rank Inventor Primary Company Patents
1 Yong Liu Apple 26
2 Conor O'Sullivan Pdf Solutions 22
3 David Harry Garcia Meta 18
#4 Jeffrey A. Kusnitz IBM 17
#4 Jason Liang IBM 17
#6 Zhuowen Sun Invensas 14
#6 Zhishen Liu 8X8 14
#6 Wael Zohni Invensas 14
#6 Aaron Germain Relign 14
#10 Robin Atkins Dolby Laboratories Licensing 13
#10 Sarma V. Vangala Apple 13
#10 Adrian Kaehler Magic Leap 13
#13 Xiaosong Zhou Apple 12
#13 Raghuveer S. Makala Sandisk Technologies 12
#15 Andrei V. Shchegrov Kla-Tencor 11
#15 David D. Smith Sunpower 11
#15 Ganesan Chandrashekhar Nicira 11
#18 Madhusudan Chaudhary Apple 10
#18 Pengju Kong Dialog Semiconductor 10
#18 Benjamin A. Cousins Apple 10
#18 Qing Zhao Disney 10
#22 David C. Graham Apple 9
#22 Mohamed N. Darwish Maxpower Semiconductor 9
#22 Shu-Ping Yeh Intel 9
#25 Choudhury A. Al Sayeed Ciena 8
#25 Ersin Uzun Palo Alto Research Center Incorporated 8
#25 Brad G. Boozer Apple 8
#25 Yin Chen Qualcomm 8
#29 Farouk Belghoul Apple 7
#29 Hou T. Ng HP 7
#31 Bryan R. Martin 8X8 6
#31 Michael J. Brown Adcor Industries 6
#31 Andrey Norkin Ericsson 6
#31 Thomas D. Griffin IBM 6
#31 Ron A. Hopkinson Apple 6
#31 Chance Graham Apple 6
#31 Vivek Agarwal Nicira 6
#38 Michael Sabina Align Technology 5
#38 Frank B. Schmuck IBM 5
#38 Jonathan Scott Wood Traxxas 5
#38 Michael Clegg Netgear 5
#38 Duc Doan Dialog Semiconductor 5
#38 Craig M. Stanley Apple 5
#38 Martin J. Auclair Apple 5
#38 Yukiko Kubota Seagate Technology 5
#38 Daamun Mohseni Apple 5
#38 Theodore R. Kucklick Cannuflow 5
#38 Ronald A. Rojeski Cf Traverse 5
#38 Thomas Scimone Slice 5
#38 Jamel Seagraves Ford 5

Part of California